http://wbex.ru/index.php?action=history&feed=atom&title=JavaScript_Tutorial%2FjQuery%2Ffilter
JavaScript Tutorial/jQuery/filter - История изменений
2026-04-04T18:28:40Z
История изменений этой страницы в вики
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http://wbex.ru/index.php?title=JavaScript_Tutorial/jQuery/filter&diff=9581&oldid=prev
Admin: 1 версия
2010-05-26T08:25:10Z
<p>1 версия</p>
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<td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 08:25, 26 мая 2010</td>
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Admin
http://wbex.ru/index.php?title=JavaScript_Tutorial/jQuery/filter&diff=9580&oldid=prev
в 18:52, 25 мая 2010
2010-05-25T18:52:57Z
<p></p>
<p><b>Новая страница</b></p><div>== Filter by function==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("div").css("background", "blue")<br />
.filter(function (index) {<br />
return index == 1 ;<br />
})<br />
.css("border", "1px solid red");<br />
});<br />
</script><br />
<style><br />
div { border:2px white solid;}<br />
</style><br />
</head><br />
<body><br />
<body><br />
<div id="first">asdf</div><br />
<div id="second">asdf</div><br />
<div id="third">asdf</div><br />
<div id="fourth">asdf</div><br />
<div id="fifth">asdf</div><br />
<div id="sixth">asdf</div><br />
<br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Filter by ID==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("div").css("background", "blue")<br />
.filter(function (index) {<br />
return $(this).attr("id") == "fourth" ;<br />
})<br />
.css("border", "1px solid red");<br />
});<br />
</script><br />
<style><br />
div { border:2px white solid;}<br />
</style><br />
</head><br />
<body><br />
<body><br />
<div id="first">asdf</div><br />
<div id="second">asdf</div><br />
<div id="third">asdf</div><br />
<div id="fourth">asdf</div><br />
<div id="fifth">asdf</div><br />
<div id="sixth">asdf</div><br />
<br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Filter by index==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("div").css("background", "blue")<br />
.filter(function (index) {<br />
return index == 1 ;<br />
})<br />
.css("border", "1px solid red");<br />
});<br />
</script><br />
<style><br />
div { border:2px white solid;}<br />
</style><br />
</head><br />
<body><br />
<body><br />
<div id="first">asdf</div><br />
<div id="second">asdf</div><br />
<div id="third">asdf</div><br />
<div id="fourth">asdf</div><br />
<div id="fifth">asdf</div><br />
<div id="sixth">asdf</div><br />
<br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Filter class out==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("div").css("background", "yellow").filter(".blue").css("border-color", "red");<br />
});<br />
</script><br />
<style><br />
div { border:2px white solid;}<br />
</style><br />
</head><br />
<body><br />
<body><br />
<div class=blue>asdf</div><br />
<div>asdf</div><br />
<div>asdf</div><br />
<div>asdf</div><br />
<div>asdf</div><br />
<div>asdf</div><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Filter content==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("p").contents().filter(function(){ return this.nodeType != 1; }).wrap("<b/>");<br />
});<br />
</script><br />
</head><br />
<body><br />
<body><br />
<p>Hello <span>span</span>data</p><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== filter(expr): narrow down the results of a search.==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("div").css("background", "#c8ebcc")<br />
.filter(".middle")<br />
.css("color", "red");<br />
});<br />
</script><br />
<br />
</head><br />
<body><br />
<body><br />
<div class="middle">asdf</div><br />
<div>asdf</div><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== filter(fn) function is called with a context equal to the current element==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("div").css("background", "#b4b0da")<br />
.filter(function (index) {<br />
return index == 1 || $(this).attr("id") == "fourth";<br />
})<br />
.css("border", "3px double red");<br />
});<br />
</script><br />
<br />
</head><br />
<body><br />
<body><br />
<div class="middle">asdf</div><br />
<div>asdf</div><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Filter out element and add style==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(<br />
function() {<br />
$("li")<br />
.filter(".my3")<br />
.addClass("tmpSelected");<br />
}<br />
);<br />
</script><br />
<style type="text/css"><br />
ul {<br />
list-style: none;<br />
margin: 5px;<br />
padding: 0;<br />
}<br />
li.tmpSelected {<br />
background: #a1e6b2;<br />
border: 4px solid #93daa4;<br />
}<br />
</style><br />
</head><br />
<body><br />
<ul><br />
<li class="my">A</li><br />
<li class="my2">B</li><br />
<li class="my">C</li><br />
<li class="my2">D</li><br />
<li class="my3">E</li><br />
</ul><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Filters out all elements matching the given selector==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(function(){<br />
$("input:not(:checked) + span").css("background-color", "yellow");<br />
<br />
<br />
});<br />
</script><br />
</head><br />
<body><br />
<form><br />
<input type="checkbox" name="a" /><br />
<span>A</span><br />
<input type="checkbox" name="b" /><br />
<span>B</span><br />
<input type="checkbox" name="c" checked="checked" /><br />
<span>C</span><br />
</form><br />
<br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== filter with customized function==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<script type="text/javascript" src="js/jquery-1.3.2.js"></script><br />
<script type="text/javascript"><br />
$(document).ready(<br />
function() {<br />
$("li")<br />
.filter(<br />
function() {<br />
return $(this).hasClass("my2") || $(this).hasClass("my3");<br />
}<br />
)<br />
.addClass("mySelected");<br />
}<br />
);<br />
</script><br />
<style type="text/css"><br />
ul {<br />
list-style: none;<br />
margin: 5px;<br />
padding: 0;<br />
}<br />
li.mySelected {<br />
background: #a1e6b2;<br />
border: 4px solid #93daa4;<br />
}<br />
</style><br />
</head><br />
<body><br />
<ul><br />
<li class="my3">A</li><br />
<li class="my2">B</li><br />
<li class="my3">C</li><br />
<li class="my2">D</li><br />
<li class="my">E</li><br />
</ul><br />
</body><br />
</html></source></div>